java -Xss1g -Xmx4000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCHC.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf -i /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all_e3_2354_e6_993.smt2 -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8d74a04 [2018-06-22 18:43:14,504 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-06-22 18:43:14,506 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-06-22 18:43:14,518 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-06-22 18:43:14,518 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-06-22 18:43:14,519 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-06-22 18:43:14,520 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-06-22 18:43:14,524 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-06-22 18:43:14,525 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-06-22 18:43:14,526 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-06-22 18:43:14,528 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-06-22 18:43:14,528 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-06-22 18:43:14,529 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-06-22 18:43:14,530 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-06-22 18:43:14,531 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-06-22 18:43:14,531 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-06-22 18:43:14,535 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-06-22 18:43:14,536 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-06-22 18:43:14,546 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-06-22 18:43:14,547 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-06-22 18:43:14,548 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-06-22 18:43:14,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-06-22 18:43:14,550 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-06-22 18:43:14,550 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-06-22 18:43:14,555 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-06-22 18:43:14,556 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-06-22 18:43:14,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-06-22 18:43:14,557 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-06-22 18:43:14,558 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-06-22 18:43:14,558 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-06-22 18:43:14,560 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-06-22 18:43:14,561 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-06-22 18:43:14,561 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-06-22 18:43:14,562 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-06-22 18:43:14,562 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-06-22 18:43:14,563 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/chc/AutomizerCHC/AutomizerCHC_No_Goto.epf [2018-06-22 18:43:14,575 INFO L110 SettingsManager]: Loading preferences was successful [2018-06-22 18:43:14,575 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-06-22 18:43:14,576 INFO L131 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2018-06-22 18:43:14,576 INFO L133 SettingsManager]: * Logger pattern=[%d{ISO8601} %-5p]: %m%n [2018-06-22 18:43:14,577 INFO L131 SettingsManager]: Preferences of ChcToBoogie differ from their defaults: [2018-06-22 18:43:14,577 INFO L133 SettingsManager]: * Use one large procedure with gotos to replace tail recursive calls=false [2018-06-22 18:43:14,577 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-06-22 18:43:14,577 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-06-22 18:43:14,577 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-06-22 18:43:14,578 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-06-22 18:43:14,580 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:43:14,580 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-06-22 18:43:14,580 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-06-22 18:43:14,580 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-06-22 18:43:14,581 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-06-22 18:43:14,581 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-06-22 18:43:14,581 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-06-22 18:43:14,581 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-06-22 18:43:14,581 INFO L133 SettingsManager]: * Compute trace for counterexample result=false [2018-06-22 18:43:14,583 INFO L131 SettingsManager]: Preferences of SmtParser differ from their defaults: [2018-06-22 18:43:14,583 INFO L133 SettingsManager]: * Use TreeAutomizer as solver for the given file (assumes the file contains Horn clauses only).=true [2018-06-22 18:43:14,622 INFO ]: Repository-Root is: /tmp [2018-06-22 18:43:14,638 INFO ]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-06-22 18:43:14,645 INFO ]: [Toolchain 1]: Toolchain data selected. [2018-06-22 18:43:14,646 INFO ]: Initializing SmtParser... [2018-06-22 18:43:14,646 INFO ]: SmtParser initialized [2018-06-22 18:43:14,646 INFO ]: [Toolchain 1]: Parsing single file: /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all_e3_2354_e6_993.smt2 [2018-06-22 18:43:14,647 INFO ]: Parsing .smt2 file as a set of Horn Clauses No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-06-22 18:43:14,714 INFO ]: Executing SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all_e3_2354_e6_993.smt2 unknown [2018-06-22 18:43:15,285 INFO ]: Succesfully executed SMT file /storage/chc-comp/vmt-chc-benchmarks/lustre/ILLINOIS_all_e3_2354_e6_993.smt2 [2018-06-22 18:43:15,290 INFO ]: ####################### [Toolchain 1] ####################### [2018-06-22 18:43:15,297 INFO ]: Walking toolchain with 4 elements. [2018-06-22 18:43:15,298 INFO ]: ------------------------ChcToBoogie---------------------------- [2018-06-22 18:43:15,298 INFO ]: Initializing ChcToBoogie... [2018-06-22 18:43:15,298 INFO ]: ChcToBoogie initialized [2018-06-22 18:43:15,301 INFO ]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,401 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15 Unit [2018-06-22 18:43:15,401 INFO ]: ------------------------ END ChcToBoogie---------------------------- [2018-06-22 18:43:15,402 INFO ]: ------------------------Boogie Preprocessor---------------------------- [2018-06-22 18:43:15,402 INFO ]: Initializing Boogie Preprocessor... [2018-06-22 18:43:15,402 INFO ]: Boogie Preprocessor initialized [2018-06-22 18:43:15,423 INFO ]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,423 INFO ]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,454 INFO ]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,454 INFO ]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,479 INFO ]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,480 INFO ]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,483 INFO ]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... [2018-06-22 18:43:15,497 INFO ]: ------------------------ END Boogie Preprocessor---------------------------- [2018-06-22 18:43:15,498 INFO ]: ------------------------RCFGBuilder---------------------------- [2018-06-22 18:43:15,498 INFO ]: Initializing RCFGBuilder... [2018-06-22 18:43:15,498 INFO ]: RCFGBuilder initialized [2018-06-22 18:43:15,499 INFO ]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2018-06-22 18:43:15,522 INFO ]: Specification and implementation of procedure False given in one single declaration [2018-06-22 18:43:15,522 INFO ]: Found specification of procedure False [2018-06-22 18:43:15,522 INFO ]: Found implementation of procedure False [2018-06-22 18:43:15,522 INFO ]: Specification and implementation of procedure state given in one single declaration [2018-06-22 18:43:15,522 INFO ]: Found specification of procedure state [2018-06-22 18:43:15,522 INFO ]: Found implementation of procedure state [2018-06-22 18:43:15,522 INFO ]: Specification and implementation of procedure Ultimate.START given in one single declaration [2018-06-22 18:43:15,522 INFO ]: Found specification of procedure Ultimate.START [2018-06-22 18:43:15,522 INFO ]: Found implementation of procedure Ultimate.START Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-06-22 18:43:15,969 INFO ]: Using library mode [2018-06-22 18:43:15,970 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:43:15 BoogieIcfgContainer [2018-06-22 18:43:15,970 INFO ]: ------------------------ END RCFGBuilder---------------------------- [2018-06-22 18:43:15,972 INFO ]: ------------------------TraceAbstraction---------------------------- [2018-06-22 18:43:15,972 INFO ]: Initializing TraceAbstraction... [2018-06-22 18:43:15,976 INFO ]: TraceAbstraction initialized [2018-06-22 18:43:15,977 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.source.smtparser OTHER 22.06 06:43:15" (1/3) ... [2018-06-22 18:43:15,978 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e674af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 22.06 06:43:15, skipping insertion in model container [2018-06-22 18:43:15,978 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 22.06 06:43:15" (2/3) ... [2018-06-22 18:43:15,978 INFO ]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e674af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.06 06:43:15, skipping insertion in model container [2018-06-22 18:43:15,978 INFO ]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.06 06:43:15" (3/3) ... [2018-06-22 18:43:15,980 INFO ]: Analyzing ICFG de.uni_freiburg.informatik.ultimate.plugins.chctoboogie.ChcToBoogieObserver [2018-06-22 18:43:15,990 INFO ]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-06-22 18:43:15,999 INFO ]: Appying trace abstraction to program that has 1 error locations. [2018-06-22 18:43:16,048 INFO ]: Using default assertion order modulation [2018-06-22 18:43:16,049 INFO ]: Interprodecural is true [2018-06-22 18:43:16,049 INFO ]: Hoare is false [2018-06-22 18:43:16,049 INFO ]: Compute interpolants for FPandBP [2018-06-22 18:43:16,049 INFO ]: Backedges is TWOTRACK [2018-06-22 18:43:16,049 INFO ]: Determinization is PREDICATE_ABSTRACTION [2018-06-22 18:43:16,049 INFO ]: Difference is false [2018-06-22 18:43:16,049 INFO ]: Minimize is MINIMIZE_SEVPA [2018-06-22 18:43:16,049 INFO ]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-06-22 18:43:16,066 INFO ]: Start isEmpty. Operand 13 states. [2018-06-22 18:43:16,081 INFO ]: Finished isEmpty. Found accepting run of length 10 [2018-06-22 18:43:16,081 INFO ]: Found error trace [2018-06-22 18:43:16,082 INFO ]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:43:16,082 INFO ]: === Iteration 1 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:43:16,087 INFO ]: Analyzing trace with hash -683425083, now seen corresponding path program 1 times [2018-06-22 18:43:16,089 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:43:16,090 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:43:16,138 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:43:16,138 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:43:16,139 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:43:16,269 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:43:16,610 INFO ]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-06-22 18:43:16,612 INFO ]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-06-22 18:43:16,612 INFO ]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-06-22 18:43:16,613 INFO ]: Interpolant automaton has 4 states [2018-06-22 18:43:16,623 INFO ]: Constructing interpolant automaton starting with 4 interpolants. [2018-06-22 18:43:16,624 INFO ]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:43:16,625 INFO ]: Start difference. First operand 13 states. Second operand 4 states. [2018-06-22 18:43:16,782 INFO ]: Subtrahend was deterministic. Have not used determinization. [2018-06-22 18:43:16,782 INFO ]: Finished difference Result 13 states and 14 transitions. [2018-06-22 18:43:16,783 INFO ]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-06-22 18:43:16,784 INFO ]: Start accepts. Automaton has 4 states. Word has length 9 [2018-06-22 18:43:16,785 INFO ]: Finished accepts. some prefix is accepted. [2018-06-22 18:43:16,797 INFO ]: With dead ends: 13 [2018-06-22 18:43:16,797 INFO ]: Without dead ends: 13 [2018-06-22 18:43:16,799 INFO ]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-06-22 18:43:16,811 INFO ]: Start minimizeSevpa. Operand 13 states. [2018-06-22 18:43:16,849 INFO ]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-06-22 18:43:16,850 INFO ]: Start removeUnreachable. Operand 13 states. [2018-06-22 18:43:16,850 INFO ]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2018-06-22 18:43:16,851 INFO ]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 9 [2018-06-22 18:43:16,852 INFO ]: Finished accepts. word is rejected. [2018-06-22 18:43:16,852 INFO ]: Abstraction has 13 states and 14 transitions. [2018-06-22 18:43:16,852 INFO ]: Interpolant automaton has 4 states. [2018-06-22 18:43:16,852 INFO ]: Start isEmpty. Operand 13 states and 14 transitions. [2018-06-22 18:43:16,853 INFO ]: Finished isEmpty. Found accepting run of length 14 [2018-06-22 18:43:16,853 INFO ]: Found error trace [2018-06-22 18:43:16,853 INFO ]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-06-22 18:43:16,853 INFO ]: === Iteration 2 === [Ultimate.STARTErr0AssertViolationASSERT]=== [2018-06-22 18:43:16,853 INFO ]: Analyzing trace with hash 204343015, now seen corresponding path program 1 times [2018-06-22 18:43:16,853 INFO ]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-06-22 18:43:16,853 INFO ]: Using refinement strategy CamelRefinementStrategy [2018-06-22 18:43:16,854 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:43:16,854 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:43:16,854 INFO ]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-06-22 18:43:17,026 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:43:21,269 WARN ]: Spent 3.68 s on a formula simplification. DAG size of input: 389 DAG size of output: 237 [2018-06-22 18:43:21,836 WARN ]: Spent 379.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 4 [2018-06-22 18:43:21,840 INFO ]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-06-22 18:43:21,840 INFO ]: The current sequences of interpolants are not accepted, trying to find more. [2018-06-22 18:43:21,840 INFO ]: Switched to mode Z3_FP No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:43:21,859 INFO ]: Keeping assertion order NOT_INCREMENTALLY [2018-06-22 18:43:21,988 INFO ]: Conjunction of SSA is unsat [2018-06-22 18:43:22,003 INFO ]: Computing forward predicates... Received shutdown request... [2018-06-22 18:44:25,736 INFO ]: Timeout while computing interpolants [2018-06-22 18:44:25,937 WARN ]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-06-22 18:44:25,937 WARN ]: Verification canceled [2018-06-22 18:44:25,942 WARN ]: Timeout [2018-06-22 18:44:25,942 INFO ]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.06 06:44:25 BoogieIcfgContainer [2018-06-22 18:44:25,942 INFO ]: ------------------------ END TraceAbstraction---------------------------- [2018-06-22 18:44:25,943 INFO ]: Toolchain (without parser) took 70652.09 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 234.4 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:44:25,944 INFO ]: SmtParser took 0.05 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. [2018-06-22 18:44:25,944 INFO ]: ChcToBoogie took 103.65 ms. Allocated memory is still 302.0 MB. Free memory was 233.4 MB in the beginning and 230.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:44:25,945 INFO ]: Boogie Preprocessor took 95.38 ms. Allocated memory is still 302.0 MB. Free memory was 230.5 MB in the beginning and 228.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:44:25,945 INFO ]: RCFGBuilder took 472.29 ms. Allocated memory is still 302.0 MB. Free memory was 228.5 MB in the beginning and 196.5 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. [2018-06-22 18:44:25,945 INFO ]: TraceAbstraction took 69970.19 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 195.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. [2018-06-22 18:44:25,960 INFO ]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * SmtParser took 0.05 ms. Allocated memory is still 302.0 MB. Free memory is still 267.5 MB. There was no memory consumed. Max. memory is 3.6 GB. * ChcToBoogie took 103.65 ms. Allocated memory is still 302.0 MB. Free memory was 233.4 MB in the beginning and 230.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 3.6 GB. * Boogie Preprocessor took 95.38 ms. Allocated memory is still 302.0 MB. Free memory was 230.5 MB in the beginning and 228.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 3.6 GB. * RCFGBuilder took 472.29 ms. Allocated memory is still 302.0 MB. Free memory was 228.5 MB in the beginning and 196.5 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 3.6 GB. * TraceAbstraction took 69970.19 ms. Allocated memory was 302.0 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 195.5 MB in the beginning and 1.4 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 3.6 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [UNKNOWN] : Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 0). Cancelled while BasicCegarLoop was analyzing trace of length 14 with TraceHistMax 2, while TraceCheckSpWp was constructing forward predicates, while XnfDer was eliminating 50 quantified variables from 62 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 13 locations, 1 error locations. TIMEOUT Result, 69.9s OverallTime, 2 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 11 SDtfs, 1 SDslu, 15 SDs, 0 SdLazy, 6 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_all_e3_2354_e6_993.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-Benchmark-0-2018-06-22_18-44-25-970.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/ILLINOIS_all_e3_2354_e6_993.smt2_AutomizerCHC_No_Goto.epf_AutomizerCHC.xml/Csv-TraceAbstractionBenchmarks-0-2018-06-22_18-44-25-970.csv Completed graceful shutdown